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Tiny Amazon fish spotted in a single stream could go extinct just after being found
Publicado em 21 maio 2022
The fish belong to a subfamily called South American darters. The discovery brings the known number of darter species to five.
One species, Poecilocharax callipterus, is distinguished by its long, striking red-orange fins and a dark spot at the base of its tail.
The other new species, Poecilocharax rhizophilus is the most miniature darter ever identified. This tiny fish only measures about three-quarter inch (2 centimeters) in length as a mature adult. It’s bright yellow with a [...]